6) 3.2 grams of sodium chloride is dissolved to make 0.25 liters of solution. Hint Convert grams to moles first! Molar mass of N
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#1
- As 2 electrons are donated Hence the No of electrons =38-2=36
#2
- As 3 electrons donated the no of electrons=23-3=20
#3
- No of neutrons=55-26=29
#4
- As 2 electrons are donated no of electrons =48-2=46
#5
- No of neutrons=210-82=128